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Merck
CN

21203

Calcium ionophore V

Selectophore™, ≥95%

Synonym(s):

10,19-Bis[(octadecylcarbamoyl)methoxyacetyl]-1,4,7,13,16-pentaoxa-10,19-diazacycloheneicosane, K23E1

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About This Item

Empirical Formula (Hill Notation):
C58H112N4O11
CAS Number:
160563-01-9
Molecular Weight:
1041.53
NACRES:
NB.61
PubChem Substance ID:
329752118
UNSPSC Code:
26111700
MDL number:
MFCD00282784

Key Documents

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Product Name

Calcium ionophore V, Selectophore™, ≥95%

InChI

1S/C58H112N4O11/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-59-55(63)51-72-53-57(65)61-37-41-67-45-46-68-42-38-62(40-44-70-48-50-71-49-47-69-43-39-61)58(66)54-73-52-56(64)60-36-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-54H2,1-2H3,(H,59,63)(H,60,64)

SMILES string

CCCCCCCCCCCCCCCCCCNC(=O)COCC(=O)N1CCOCCOCCOCCN(CCOCCOCC1)C(=O)COCC(=O)NCCCCCCCCCCCCCCCCCC

InChI key

LKKJODPUVIMZGC-UHFFFAOYSA-N

description

for ion-selective electrodes

product line

Selectophore™

assay

≥95%

form

powder

Quality Level

200

Related Categories

Application

Selected application examples
Calcium ionophore V (K23E1) may be used in fabricating calcium on to the waveguide sensor to understand the selectivity of the specific ion and also measure its concentration.

General description

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Other Notes

Employed in highly calcium-selective membrane electrodes exhibit excellent selectivity toward alkali and earth alkali ions (log KPOT(Ca2+,Mg2+ = -5.0)) and extremely high lipophilicity (log PTLC ionophore: 14.6); Neutral ionophore used in a calcium-selective optode

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCD0766

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Flow-through type calcium ion selective optodes based on novel neutral ionophores and a lipophilic anionic dye
H. Hisamoto et al.
Analytica Chimica Acta, 299, 179-179 (1994)
Active optical thin-film waveguide sensor for ion sensing
K. Kim et al.
Analytica Chimica Acta, 343, 199-199 (1997)
Design and Synthesis of Calcium and Magnesium Ionophores Based on Double-Armed Diazacrown Ether Compounds and Their Application to an Ion-Sensing Component for an Ion-Selective Electrode
Suzuki, K., et al.
Analytical Chemistry, 67, 324-324 (1995)
N Abuaf et al.
Journal of allergy, 2012, 580873-580873 (2011-12-22)
Background. An in vitro basophil activation test, based on the detection of CD63 upregulation induced by NSAIDs, has been described. Its clinical significance remains controversial. Objectives. In patients with a history of nonallergic NSAID hypersensitivity, stratified according to the severity
Jennifer Southcombe et al.
PloS one, 6(5), e20245-e20245 (2011-06-03)
Immune adaptation is a critical component of successful pregnancy. Of primary importance is the modification of cytokine production upon immune activation. With the discovery that normal pregnancy itself is a pro-inflammatory state, it was recognised that the classical Th1/Th2 cytokine
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